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Individual Calculations August 2021 |
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| Petrova, Maria Total change: -20.40 | |   |
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| 43rd Open, National individual cup, Tringov Memorial | Plovdiv | BUL | 2021-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1792 | 1817 | 4.00 | 8 | -0.37 | 40 | -14.80 | |
|  Padeiro, Jose | f | | 2217 * | POR | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Hristova, Ivelina | | | 1524 | BUL | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Tashev, Aleksandar | | | 2217 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Merdzhanov, Vladko | | | 1554 | BUL | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Karadzhov, Ivan | | | 2107 | BUL | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Genchev, Damjan | | | 1593 | BUL | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Mateev, Kaloyan Mateev | | | 1658 | BUL | 0.50 | 1 | -0.21 | 40 | -8.40 | | | Vasileva, Cveta | | | 1465 | BUL | 1.00 | 1 | 0.11 | 40 | 4.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Bulgarian Individual Chess Championship Girls 20-2021 | Asenovgrad | BUL | 2021-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1436 | 1817 | 3.50 | 4 | -0.14 | 40 | -5.60 | |
| | Taseva, Nia | | | 1417 * | BUL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Karova, Peya | | | 1455 | BUL | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Taseva, Nia | | | 1417 * | BUL | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Karova, Peya | | | 1455 | BUL | 1.00 | 1 | 0.10 | 40 | 4.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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